Question: What is the longest bridge that crosses the Schuylkill River?
Paraphrase: What is the name of the longest bridge that crosses the Schuylkill River?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q12570 . ?ent wdt:P1314 ?obj . ?ent wdt:P177 wd:Q605122 } ORDER BY DESC(?obj)LIMIT 5 
Answer: Chain Bridge at Falls of Schuylkill, Spider Bridge at Falls of Schuylkill